US Marshals

The United States Marshals Service (USMS), commonly known as the US Marshals, is a federal law enforcement agency in the United States that was formed on 24 September 1789 under the Judiciary Act. It serves as the enforcement arm of the US federal courts to ensure the effective operation of the judiciary and the integrity of the US Constitution; it is the primary agency for capturing fugitives, the protection of judiciary officers, the operation of the Witness Protection Program, and the execution of federal arrest warrants.